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发明名称
VALVULA DE ALIVIO ELASTICA
摘要
申请公布号
BR6000311(U)
申请公布日期
1980.07.22
申请号
BR19800000311U
申请日期
1980.03.17
申请人
DREHER E
发明人
DREHER E
分类号
F16K17/02;(IPC1-7):F16K17/02
主分类号
F16K17/02
代理机构
代理人
主权项
地址
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